51520020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1125

約数の個数: 96

約数和(自身を含む): 155527680

約数和(自身を除く): 104007660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 86, 95, 114, 129, 172, 190, 215, 228, 258, 285, 380, 430, 516, 570, 645, 817, 860, 1051, 1140, 1290, 1634, 2102, 2451, 2580, 3153, 3268, 4085, 4204, 4902, 5255, 6306, 8170, 9804, 10510, 12255, 12612, 15765, 16340, 19969, 21020, 24510, 31530, 39938, 45193, 49020, 59907, 63060, 79876, 90386, 99845, 119814, 135579, 180772, 199690, 225965, 239628, 271158, 299535, 399380, 451930, 542316, 599070, 677895, 858667, 903860, 1198140, 1355790, 1717334, 2576001, 2711580, 3434668, 4293335, 5152002, 8586670, 10304004, 12880005, 17173340, 25760010, 51520020]

約数ペア:

[(1, 51520020), (2, 25760010), (3, 17173340), (4, 12880005), (5, 10304004), (6, 8586670), (10, 5152002), (12, 4293335), (15, 3434668), (19, 2711580), (20, 2576001), (30, 1717334), (38, 1355790), (43, 1198140), (57, 903860), (60, 858667), (76, 677895), (86, 599070), (95, 542316), (114, 451930), (129, 399380), (172, 299535), (190, 271158), (215, 239628), (228, 225965), (258, 199690), (285, 180772), (380, 135579), (430, 119814), (516, 99845), (570, 90386), (645, 79876), (817, 63060), (860, 59907), (1051, 49020), (1140, 45193), (1290, 39938), (1634, 31530), (2102, 24510), (2451, 21020), (2580, 19969), (3153, 16340), (3268, 15765), (4085, 12612), (4204, 12255), (4902, 10510), (5255, 9804), (6306, 8170)]